20290421 is an odd 8-digits prime number following 20290420
and preceding 20290422 . In scientific notation, it is written as 2.0290421 × 10^7.
The sum of its digits is 20. It has a total of 1 prime factors and 2 positive divisors.
There are 20290420 positive integers (up to 20290421) that are relatively prime to 20290421.
20290421 has 2 divisors, whose sum is 20290422
The reverse of 20290421 is 12409202
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million two hundred ninety thousand four hundred twenty-one
Scientific notation
2.0290421 × 10^7
Engineering notation
2.0290421 × 10^6
Prime Factorization
20290421
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
20290421
Product of the distinct prime numbers
The prime factorization of 20290421 is 20290421.
Since it has a total of 1 prime factors.
4 , 8 , 93 , 15 , 621 , 194 , 9690 , 2189 , 5639 , 41208 , 560885 , 475279 , 7831855 , 9057956 , 9442165 , 11123366 , 71303415 , 390579666 , 1943239439 , 3935900464
n×2
40580842
n×3
60871263
n×4
81161684
n×5
101452105
n÷2
10145210.5
n÷3
6763473.6666667
n÷3
5072605.25
n÷5
4058084.2
n2
411701184357241
n3
8.353590356807E+21
n4
1.6949786520115E+29
n5
3.4391830435327E+36
2 √n
4504.4889832255
3 √n
272.74932599783
4 √n
67.115489890379
5 √n
28.937313651735
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
20290422
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10145211
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4504.4890942259
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999014313
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20290421 can be divided by 2 positive divisors.
The sum of these divisors (counting 20290421) is 20290422, the average is 10145211.
Base
System
Value
2
Binary
1001101011001101101110101
3
Ternary
1102011212020002
4
Quaternary
1031121231311
5
Quinary
20143243141
6
Senary
2002521045
8
Octal
115315565
10
Decimal
20290421
12
Duodecimal
6966185
16
Hexadecimal
1359b75
20
Vigesimal
66g611
36
Base36
c2w6t
md5
154c70983d253ebda5b80f53a91f7479
sha1
d3f5e4bf145cb3d3a5562ba68b8d3303e1a015f7
sha256
f1a0fb57abe3c1914f0ac7c2f80ac73e4714935faf140f51e230bae735c2827c
sha512
92ad0558716cf23bd1e26ba45934b3a8eb0ba264b1c154d09cd1eaf9ff4f515a58f67f9da1174f5d46adf2b7148c4fef5a472a39ca42b8e7ae4809b0e9a16a46
ripemd-160
a2e2f87abd433f9f697558455e9a138d45172228
Diameter
40580842
Circumference
127488475.10369
Area
1.2933974162509E+15
Volume
3.4991437461391E+22
Surface area
5.1735896650037E+15
Circumference
127488475.10369
Perimeter
81161684
Area
411701184357241
Diagonal
28694988.56446
Surface area
2470207106143446
Volume
8.353590356807E+21
Space diagonal
35144040.078963
Perimeter
60871263
Area
1.7827184221076E+14
Altitude
17572020.039481
Surface area
1.7827184221076E+14
Volume
9.844800647588E+20
Height
9564996.1881533